tx 0x5be01b6a1c95f05300c34e0e7dac63c4c8eab79f57b0ac5f0f93180e9d7b8146Copy

payload

{
  "ModifyOrder": {
    "new_size": 5713548,
    "order_id": 29907963,
    "new_price": null
  }
}